排风道 meaning in English
air drain
air-exhaust passage
exhaust duct
Examples
- Ventilation duct for residential kitchen
住宅厨房排风道 - Exhaust gas passage with variable pressure : it is adopted to prevent foul air from toilet and kitchen ; check valve is added at the joint
变压式排风：为防止卫生间、厨房排风井内的污风反窜到室内，排风道采用了变压式排气道，并在封到接口处增设了止回阀。